You can give them vigilance allowing you to exert them each turn, but the payoff isnt worth the effort in this case
Theyll play enough on their own
In addition, the foil version of these cards can show up in the guaranteed foil slot (along with a plethora of other opportunities)
Instead, we're probably better off with colorless answers like Nevinrral's Disk and Perilous Vault to clear the board
Mewtwo - Psychic - 130 HP Pokmon - Basic CC Reflective Barrier 20 During your opponent's next turn, if this Pokmon is damaged by an attack (even if it is Knocked Out), put damage counters on the Attacking Pokmon equal to the damage done to this Pokmon
Although two can be used in a single turn, it is not advised, as the player may end up with the first card they switched out